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chenxiaoxiong
f9e2808b7c
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Co-authored-by: chenxiaoxiong <chenxiaoxiong@huawei.com> Co-committed-by: chenxiaoxiong <chenxiaoxiong@huawei.com>
136 lines
16 KiB
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136 lines
16 KiB
HTML
<a name="dataartsstudio_01_1300"></a><a name="dataartsstudio_01_1300"></a>
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<h1 class="topictitle1">DWS Connection Parameters</h1>
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<div id="body0000001554166437">
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="dataartsstudio_01_1300__en-us_topic_0141836082_table6376162616523" frame="border" border="1" rules="all"><caption><b>Table 1 </b>DWS connection</caption><thead align="left"><tr id="dataartsstudio_01_1300__en-us_topic_0141836082_row10331275523"><th align="left" class="cellrowborder" valign="top" width="21.5%" id="mcps1.3.1.2.4.1.1"><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p2331227135217">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="9.83%" id="mcps1.3.1.2.4.1.2"><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p033152745213">Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="68.67%" id="mcps1.3.1.2.4.1.3"><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p933192785217">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="dataartsstudio_01_1300__row162181433173"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__p1421933161719">Data Connection Type</p>
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</td>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__p121973121710">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__p1721993191719"><strong id="dataartsstudio_01_1300__b173661951005">DWS</strong> is selected and cannot be changed.</p>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__en-us_topic_0141836082_row73322712520"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p433112785219">Name</p>
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</td>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p1833152711522">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p193372775211">Name of the data connection to create. Data connection names can contain a maximum of 100 characters. They can contain only letters, digits, underscores (_), and hyphens (-).</p>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__row186884187567"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__p86891718185619">Tag</p>
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</td>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__p817481662715">No</p>
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</td>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><div class="p" id="dataartsstudio_01_1300__p11689818105612">Attribute of the data connection to create. Tags make management easier.<div class="note" id="dataartsstudio_01_1300__note97121765158"><span class="notetitle"> NOTE: </span><div class="notebody"><p id="dataartsstudio_01_1300__p107124612153">The tag name can contain only letters, digits, and underscores (_) and cannot start with an underscore (_) or contain more than 100 characters.</p>
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</div></div>
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</div>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__row622115312358"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__p86981025163112">Applicable Modules</p>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__p1969802513312">Yes</p>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__p656184715195">Select the modules for which this connection is available.</p>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__row209004520216"><td class="cellrowborder" colspan="3" valign="top" headers="mcps1.3.1.2.4.1.1 mcps1.3.1.2.4.1.2 mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__p7900195142117"><strong id="dataartsstudio_01_1300__b12144135111618">Basic and Network Connectivity Configuration</strong></p>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__row566414514420"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__p18048625113">SSL Encryption</p>
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</td>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__p10804961518">Yes</p>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><div class="p" id="dataartsstudio_01_1300__p5989830192819">DWS supports SSL encryption and certificate authentication for communication between the client and server. You can set this parameter based on whether SSL connection is mandatory on the server.<ul id="dataartsstudio_01_1300__ul17736193662815"><li id="dataartsstudio_01_1300__li57363365286">If this parameter is enabled, only SSL encryption can be used for communication.</li><li id="dataartsstudio_01_1300__li12736133619285">If this parameter is disabled, both SSL encryption and certificate authentication can be used for communication.</li></ul>
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</div>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__en-us_topic_0141836082_row85665553579"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p3566205515718">Manual</p>
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</td>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p5165171611438">Yes</p>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__p9487125918229">Select either of the following modes:</p>
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<ul id="dataartsstudio_01_1300__ul397819617341"><li id="dataartsstudio_01_1300__li18978126143417"><strong id="dataartsstudio_01_1300__b1154911471479">Cluster Name Mode</strong>: Select an existing cluster.</li><li id="dataartsstudio_01_1300__li103889143412"><strong id="dataartsstudio_01_1300__b118931426184">Connection String Mode</strong>: Enter the IP address/domain name and port of the corresponding cluster and enable the communication between the connection's agent (CDM cluster) and the DWS cluster.</li></ul>
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<div class="note" id="dataartsstudio_01_1300__note92381234131210"><span class="notetitle"> NOTE: </span><div class="notebody"><p id="dataartsstudio_01_1300__p1750654017127">DataArts Security does not support GaussDB(DWS) connections in connection string mode.</p>
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</div></div>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__row84236242259"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p1533182795213">DWS Cluster Name</p>
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</td>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__p251124424219">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__p11325152132619">This parameter is mandatory when <strong id="dataartsstudio_01_1300__b5568204591210">Manual</strong> is set to <strong id="dataartsstudio_01_1300__b115565221315">Cluster Name Mode</strong>.</p>
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<p id="dataartsstudio_01_1300__en-us_topic_0141836082_p1733172715214">Select a DWS cluster from all the DWS clusters with the same project ID and enterprise project.</p>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__en-us_topic_0141836082_row1223798105810"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p1723710805818">IP Address or Domain Name</p>
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</td>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p0701746144311">Yes</p>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__p1928873613262">This parameter is mandatory when <strong id="dataartsstudio_01_1300__b13782224101412">Manual</strong> is set to <strong id="dataartsstudio_01_1300__b27820241144">Connection String Mode</strong>.</p>
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<p id="dataartsstudio_01_1300__en-us_topic_0141836082_p184519401478">If you choose to manually enter an IP address or domain name, you must enter an internal IP address and a port that is accessible to the network segment of the resource group. Otherwise, the network is disconnected.</p>
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<div class="p" id="dataartsstudio_01_1300__en-us_topic_0141836082_p341418228813">This parameter indicates the address for accessing the cluster database through an internal network. Enter an IP address or domain name. The IP address or domain name is automatically generated during cluster creation. You can obtain them on the management console by performing the following operations:<ol id="dataartsstudio_01_1300__ol1938014919172"><li id="dataartsstudio_01_1300__li438020493175">Log in to the GaussDB(DWS) console.</li><li id="dataartsstudio_01_1300__li33808497178">In the left navigation pane, choose <strong id="dataartsstudio_01_1300__b60484171551448">Instances</strong>.</li><li id="dataartsstudio_01_1300__li18380164931718">Click the name of an instance to enter the basic information page. In the <strong id="dataartsstudio_01_1300__b93042978451448">Connection Information</strong> area, you can obtain the private IP address, domain name, and port number.</li></ol>
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</div>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__en-us_topic_0141836082_row370619114587"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p1470610114587">Port</p>
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</td>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p11354164814314">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__p15977807276">This parameter is mandatory when <strong id="dataartsstudio_01_1300__en-us_topic_0000001554166437_b13782224101412">Manual</strong> is set to <strong id="dataartsstudio_01_1300__en-us_topic_0000001554166437_b27820241144">Connection String Mode</strong>.</p>
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<p id="dataartsstudio_01_1300__en-us_topic_0141836082_p1091220122920">This parameter indicates the database port number specified during the DWS cluster creation. Ensure that you have enabled this port in the security group rule so that the <span id="dataartsstudio_01_1300__text6666183819586">DataArts Studio</span> instance can connect to the database in the DWS cluster through this port.</p>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__row432965673513"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p43320271527">KMS Key</p>
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</td>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p1833162715212">Yes</p>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><div class="p" id="dataartsstudio_01_1300__p417915433339">KMS key used to encrypt and decrypt data source authentication information. Select a default or custom key.<div class="note" id="dataartsstudio_01_1300__note5782131311013"><span class="notetitle"> NOTE: </span><div class="notebody"><ul id="dataartsstudio_01_1300__ul15258512511"><li id="dataartsstudio_01_1300__li652514518257">When you use KMS for encryption through DataArts Studio or KPS for the first time, the default key <strong id="dataartsstudio_01_1300__b10282246320">dlf/default</strong> or <strong id="dataartsstudio_01_1300__b7601112203216">kps/default</strong> is automatically generated. For more information about default keys, see "What Is a Default Master Key?" in <em id="dataartsstudio_01_1300__i155895285215">Data Encryption Workshop FAQs</em>.</li><li id="dataartsstudio_01_1300__li694815818253">Only symmetric keys are supported. Asymmetric keys are not supported.</li></ul>
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</div></div>
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</div>
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<tr id="dataartsstudio_01_1300__en-us_topic_0141836082_row733122725220"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p143319273527">Agent</p>
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</td>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p533132716529">Yes</p>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__p8767229585">Data Warehouse Service (DWS) is not a fully managed service and thus cannot be directly connected to <span id="dataartsstudio_01_1300__text2076722145814">DataArts Studio</span>. A CDM cluster can provide an agent for <span id="dataartsstudio_01_1300__text18764228587">DataArts Studio</span> to communicate with non-fully-managed services. Therefore, you need to select a CDM cluster when creating a DWS data connection. If no CDM cluster is available, create one first by referring to <a href="dataartsstudio_01_0576.html">Creating a CDM Cluster</a>.</p>
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<p id="dataartsstudio_01_1300__p18707105615111">As a network proxy, the CDM cluster must be able to communicate with the DWS cluster. To ensure network connectivity, the CDM cluster must be in the same region and AZ and use the same VPC and subnet as the DWS cluster. The security group rule must also allow the CDM cluster communicate with the DWS cluster.</p>
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<div class="note" id="dataartsstudio_01_1300__note188764120291"><span class="notetitle"> NOTE: </span><div class="notebody"><p id="dataartsstudio_01_1300__p28781712162910">If a CDM cluster functions as the agent for a data connection in Management Center, the cluster supports a maximum of 200 concurrent active threads. If multiple data connections share an agent, a maximum of 200 SQL, Shell, and Python scripts submitted through the connections can run concurrently. Excess tasks will be queued. You are advised to plan multiple agents based on the workload.</p>
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</div></div>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__row1163634617291"><td class="cellrowborder" colspan="3" valign="top" headers="mcps1.3.1.2.4.1.1 mcps1.3.1.2.4.1.2 mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__p12895195118290"><strong id="dataartsstudio_01_1300__b17178638142211">Data Source Authentication and Other Function Configuration</strong></p>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__en-us_topic_0141836082_row033327105212"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p1331327155219">Username</p>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p23315274525">Yes</p>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__p724175732315">The database username, which is specified when the DWS cluster is created.</p>
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</td>
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</tr>
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<tr id="dataartsstudio_01_1300__en-us_topic_0141836082_row1833627155213"><td class="cellrowborder" valign="top" width="21.5%" headers="mcps1.3.1.2.4.1.1 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p1333162775210">Password</p>
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<td class="cellrowborder" valign="top" width="9.83%" headers="mcps1.3.1.2.4.1.2 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p193318279521">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="68.67%" headers="mcps1.3.1.2.4.1.3 "><p id="dataartsstudio_01_1300__en-us_topic_0141836082_p123581838125016">The password for accessing the database, which is specified when the DWS cluster is created.</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="dataartsstudio_01_0009.html">Configuring DataArts Studio Data Connection Parameters</a></div>
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